Home / 11,004.91-16,508.84-3,213.61

Finding the Fourth Proportional to 11,004.91, 16,508.84 and 3,213.61

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Solution

The fourth proportional to 11,004.91, 16,508.84 and 3,213.61 is: 4,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.91 : 16,508.84 = 3,213.61 : x
  2. Step 2: Convert to fraction form
    11,004.91/16,508.84 = 3,213.61/x
  3. Step 3: Cross multiply
    11,004.91x = 16,508.84 × 3,213.61
  4. Step 4: Simplify right side
    11,004.91x = 53,052,973.31
  5. Step 5: Solve for x
    x = 53,052,973.31/11,004.91
  6. Step 6: Final answer
    x = 4,820.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.